You Are Instructing a Colleague to Create a Device Driver

question 42

Multiple Choice

You are instructing a colleague to create a device driver for a new tape drive that will be used to store collected data for an embedded system. What are two of the qualities of this type of device that must be understood to write the driver?

• A) It is a random-access, character-stream device
• B) It is a packet-oriented device that uses PIO.
• C) It is a sequential-access, block device.
• D) I uses memory-mapped I/O and DMA.

---

Definitions:

Nonjudgmental

An attitude of acceptance without passing judgment on others' actions, feelings, or thoughts.

Mindfulness Meditation

A meditation practice focusing on being intensely aware of what you're sensing and feeling in the moment, without interpretation or judgment.

Biofeedback

A method enabling people to enhance their health by managing typically automatic bodily functions, like their heart rate or blood pressure.

Life Expectancy

The average period that an individual is expected to live based on demographic factors like current age, gender, and health conditions.